Pterophyllum scalare fish or also called "Angelfish". is a type of fish that lives in freshwater. Pterophyllum scalare fish are in great demand by ornamental fish hobbyists, even for some regions of the world Pterophyllum scalare fish are a type of ornamental fish that is quite popular among fish hobbyists. For some people who have just jumped into the world of ornamental fish, there are a few things that need to be considered in maintaining Pterophyllum scalare fish in an aquarium, namely: 1. pH value, so that Pterophyllum scalare fish can be maintained properly in an aquarium, the aquarium water must have a pH value of 7.0. 2. The level of hardness of the aquarium water used to maintain Pterophyllum scalare fish is 8 H. 3. Pterophyllum scalare fish live and thrive at an aquarium water temperature of 26 C. 4. The amount of aquarium water used to maintain Pterophyllum scalare fish is 100 liters. 5. The height of the aquarium water installed to maintain Pte...